credativ® Blog

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Posts by: Peter Dreuw

About the author

Peter Dreuw

Head of Sales & Marketing

about the person

Peter Dreuw has been working for credativ GmbH since 2016 and has been a team lead since 2017. Since 2021, he has been part of Instaclustr’s management team as VP Services. Following the acquisition by NetApp, his new role became “Senior Manager Open Source Professional Services”. As part of the spin-off, he became a member of the executive management as an authorized signatory. His responsibilities include leading sales and marketing. He has been a Linux user from the very beginning and has been running Linux systems since kernel 0.97. Despite extensive experience in operations, he is a passionate software developer and is also well versed in hardware-near systems.

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14 February 2026

Proxmox Cluster Network: Properly Configure Corosync

Properly Configure Proxmox Clusters: Corosync Setup for Stable High Availability. Step-by-Step Guide for System Administrators with Failover Tests.

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09 February 2026

Proxmox System Requirements: Hardware Guide 2026

Sizing Proxmox hardware correctly: From 2 GB RAM to enterprise clusters. Complete hardware guide 2026.

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04 February 2026

Splendid Data & credativ announce partnership

Mönchengladbach (DE) / Naarden (NL) — February 4th, 2026 Splendid Data and credativ GmbH announce strategic partnership to accelerate Oracle-to-PostgreSQL migration for enterprises. Splendid Data and credativ GmbH today announced a strategic partnership to help organisations modernize complex Oracle database environments by migrating to native PostgreSQL in a predictable, scalable and future-proof manner. The partnership […]

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30 January 2026

How to secure PostgreSQL databases correctly?

Multi-layered PostgreSQL security with encryption, backup strategies, and continuous monitoring effectively protects corporate data.

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25 January 2026

What are the most important PostgreSQL data types?

PostgreSQL offers numeric, text, time, and special data types for optimal performance.

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